Supernatural Stamina

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control."

Bloodhunter Bat

Flying
When this creature enters, target player loses 2 life and you gain 2 life.

Audacious Thief

Whenever this creature attacks, you draw a card and you lose 1 life.

Golgari Guildgate

This land enters tapped.
{T}: Add {B} or {G}.

Blood Seeker

Whenever a creature an opponent controls enters, you may have that player lose 1 life.

Aggressive Instinct

Target creature you control deals damage equal to its power to target creature you don't control.

Highway Robber

When this creature enters, target opponent loses 2 life and you gain 2 life.

Golgari Rot Farm

This land enters tapped.
When this land enters, return a land you control to its owner's hand.
{T}: Add {B}{G}.

Foreboding Fruit

Target player draws two cards and loses 2 life.
Adamant — If at least three black mana was spent to cast this spell, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Jungle Hollow

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {B} or {G}.

Marauding Blight-Priest

Whenever you gain life, each opponent loses 1 life.

Abnormal Endurance

Tattered Mummy

When this creature dies, each opponent loses 2 life.

Unearth

Return target creature card with mana value 3 or less from your graveyard to the battlefield.
Cycling {2} ({2}, Discard this card: Draw a card.)

Lembas

When this artifact enters, scry 1, then draw a card.
{2}, {T}, Sacrifice this artifact: You gain 3 life.
When this artifact is put into a graveyard from the battlefield, its owner shuffles it into their library.

Swamp

Abundant Growth

Enchant land
When this Aura enters, draw a card.
Enchanted land has "{T}: Add one mana of any color."

Forest

Cauldron Familiar

When this creature enters, each opponent loses 1 life and you gain 1 life.
Sacrifice a Food: Return this card from your graveyard to the battlefield.